1 /*
2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
3 *
4 * Copyright (c) 2008-2009 USI Co., Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions, and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * substantially similar to the "NO WARRANTY" disclaimer below
15 * ("Disclaimer") and any redistribution must be conditioned upon
16 * including a substantially similar Disclaimer requirement for further
17 * binary redistribution.
18 * 3. Neither the names of the above-listed copyright holders nor the names
19 * of any contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * Alternatively, this software may be distributed under the terms of the
23 * GNU General Public License ("GPL") version 2 as published by the Free
24 * Software Foundation.
25 *
26 * NO WARRANTY
27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGES.
38 *
39 */
40
41 #ifndef _PM8001_CHIPS_H_
42 #define _PM8001_CHIPS_H_
43
44 static inline u32 pm8001_read_32(void *virt_addr)
45 {
46 return *((u32 *)virt_addr);
47 }
48
49 static inline void pm8001_write_32(void *addr, u32 offset, __le32 val)
50 {
51 *((__le32 *)(addr + offset)) = val;
52 }
53
54 static inline u32 pm8001_cr32(struct pm8001_hba_info *pm8001_ha, u32 bar,
55 u32 offset)
56 {
57 return readl(pm8001_ha->io_mem[bar].memvirtaddr + offset);
58 }
59
60 static inline void pm8001_cw32(struct pm8001_hba_info *pm8001_ha, u32 bar,
61 u32 addr, u32 val)
62 {
63 writel(val, pm8001_ha->io_mem[bar].memvirtaddr + addr);
64 }
65 static inline u32 pm8001_mr32(void __iomem *addr, u32 offset)
66 {
67 return readl(addr + offset);
68 }
69 static inline void pm8001_mw32(void __iomem *addr, u32 offset, u32 val)
70 {
71 writel(val, addr + offset);
72 }
73 static inline u32 get_pci_bar_index(u32 pcibar)
74 {
75 switch (pcibar) {
76 case 0x18:
77 case 0x1C:
78 return 1;
79 case 0x20:
80 return 2;
81 case 0x24:
82 return 3;
83 default:
84 return 0;
85 }
86 }
87
88 #endif /* _PM8001_CHIPS_H_ */
89